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Neurons and Signals Flashcards | StudBud

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Neurons and Signals

11 terms·StudBud Administration·30 plays

Human Body Systems 10th grade science.

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Questions 11

Answers

1
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2
Controls the movement of substances in and out of cells.
Cell Membrane
Synapse
Myeline Sheath
Cell Body
3
what are axon terminals?
the ending of an axon
all of these
Insulating cover over the axon
the beginning of an axon
4
Which of the following is not a real neuron.
Inter Neuron
Motor Neuron
Sensory Neuron
Outer Neuron
5
What is the specific name of the inside of the cell becoming positive.
None of them.
Synapse.
Polarization
Depolarization.
6
What is the function of the axon?
Muscular tissue used in the heart and other vital organs.
The center of the cell.
The Powerhouse of the cell.
Carries Information away from the cell body.
7
How is the electricity in an action potential generated?
When potassium channels close and sodium rushes in.
A sudden reversal in charge
None of these.
The Na+/K+ pump.
8
How long would all the neurons in your body be if put in a line?
600 Miles
600 Kilometers
10 Miles
450 Miles
9
What are the function of dendrites?
Receive electrical messages
Send electrical messages
None of these
conduct electricity
10
What is the first thing to be triggered when you feel a spider on your finger.
The Brain
Association neurons.
Motor Neurons
None of these.
11
Sodium and potassium are both examples of __________.
Food
None of these
Synapse
Ions